The Definition of the Indices of Oscillation, Rotation, and Wandering of Nonlinear Differential Systems
2021 ◽
Vol 76
(3)
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pp. 129-134
2018 ◽
Vol 15
(1)
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pp. 84-93
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2007 ◽
Vol 52
(11)
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pp. 2166-2172
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2016 ◽
Vol 100
(2)
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pp. 171-196